5 Installation
P753 Positioning Systems
PZ254E
Version: 1.0.1
17
The P-753 has an M4 hole for connecting the protective earth conductor. This hole is located
next to the cable exit and is marked with the protective earth symbol (see "Dimensions"
(p. 38)).
Requirements
You have read and understood the general notes on installation (p. 15).
The P-753 is
not
connected to the electronics.
Tools and accessories
Suitable protective earth conductor: Cross-sectional area of the cable ≥ 0.75 mm
2
Supplied M4 protective earth screw set (p. 11) for connecting the protective earth
conductor
Suitable screwdriver
Figure 3: Connecting the protective earth conductor (profile view)
1
Base body of the P-753
2
Flat washer
3
Safety washer
4
Screw
5
Cable lug
6
Protective earth conductor
Connecting the P753 to the protective earth conductor
1.
If necessary, attach a suitable cable lug to the protective earth conductor.
2.
Use the M4 screw (together with the washers and self-locking washers) to affix the
cable lug of the protective earth conductor to the protective earth connection of the
P-753 as shown in the profile view.
3.
Tighten the M4 screw with a torque of 1.2 Nm to 1.5 Nm.
4.
Make sure that the contact resistance at all connection points relevant for connecting
the protective earth conductor is <0.1 Ω at 25 A.
